Power Plant Engineering

300 POWER PLANT ENGINEERING T 4 ′ = 674.6 K Wcompressor = Cp(T 2 ′ – T 1 ) = 1.024(494 – 293) = 205.8 kJ/kg Wturbine = Cp(T 3 – ...

GAS TURBINE POWER PLANT 301 Now, ηcompressor =^21 21 (T T ) (T T ) a− − = 0.84 0.84 = 2 (529.4 305) (T 305) − − T 2 = 572.2 K Ag ...

302 POWER PLANT ENGINEERING (b) Air rate AR = 3600 Useful work in kW/kg = 3600 (1.005 125.4)× = 28.56 kg/kW-hr (c) Work ratio = ...

GAS TURBINE POWER PLANT 303 ηc 1 =^21 21 (T T ) (T T ) ′− − T 2 =^121 1 T(T T)+−′ ηc = 298 (408 298) 0.83 +− = 430.5 K T 4 = T 2 ...

304 POWER PLANT ENGINEERING (4) The thermal efficiencies of the actual and ideal cycle (5) The required airflow rate. Solution. ...

GAS TURBINE POWER PLANT 305 = 3600 117.4    × 25,000 kg/hr = (3600 25000) (117.4 3600) × × kg/s = 212.95 kg/s THEORETICAL ...

306 POWER PLANT ENGINEERING bar, and the air is finally exhausted to atmosphere. The isentropic efficiency of the compres- sor i ...

Chapter 10Chapter 10Chapter 10Chapter 10Chapter 10 NuclearNuclearNuclearNuclearNuclear PowerPowerPowerPowerPower PlantPlantPlant ...

308 POWER PLANT ENGINEERING In a power plant technology course, it is therefore necessary to study nuclear energy: systems. We s ...

NUCLEAR POWER PLANT 309 primary energy consumption in the US. However, coal is “king,” generating about 55% of US electric- ity. ...

310 POWER PLANT ENGINEERING Public Attitude. The public requires assurance that the industry truly has the issues of safety, fue ...

NUCLEAR POWER PLANT 311 10.2.3 Technical History and Developments Developments Prior to and During WW-2 1896: discovery of radi ...

312 POWER PLANT ENGINEERING 1986: Chernobyl accident. Early 1990s: 7 nuclear reactors shut down, including 3 of early design an ...

NUCLEAR POWER PLANT 313 Atoms with nuclei that have the same number of protons have similar chemical and physical characteristic ...

314 POWER PLANT ENGINEERING shell, etc. Chemical properties of an element are function of the number of valence electrons. The e ...

NUCLEAR POWER PLANT 315 10.4.3 Critical Mass There is a threshold mass of a radioactive isotope at which the flux density of rad ...

316 POWER PLANT ENGINEERING 10.4.8 Half Life, T Time for half the atomic nuclei to spontaneously split. The amount decays expone ...

NUCLEAR POWER PLANT 317 chemical equations there are as many atoms of each participating element in the products (the right-hand ...

318 POWER PLANT ENGINEERING Table 10.1. Mass-energy Conversion factors Energy Mass MeV J Bru kWh mW day amu 931.478 1.4924 × 10– ...

NUCLEAR POWER PLANT 319 Many problems have to be solved before an artificially made fusion reactor becomes a reality. The most i ...